package dao;

import java.util.List;
import java.util.Set;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A data access object (DAO) providing persistence and search support for
 * TbPaper entities. Transaction control of the save(), update() and delete()
 * operations can directly support Spring container-managed transactions or they
 * can be augmented to handle user-managed Spring transactions. Each of these
 * methods provides additional information for how to configure it for the
 * desired type of transaction control.
 * 
 * @see dao.TbPaper
 * @author MyEclipse Persistence Tools
 */

public class TbPaperDAO extends BaseHibernateDAO {
	private static final Logger log = LoggerFactory.getLogger(TbPaperDAO.class);
	// property constants
	public static final String PAPER_NAME = "paperName";
	public static final String TOTAL_SCORE = "totalScore";
	public static final String PAPER_PEOPLE = "paperPeople";

	public void save(TbPaper transientInstance) {
		log.debug("saving TbPaper instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(TbPaper persistentInstance) {
		log.debug("deleting TbPaper instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public TbPaper findById(java.lang.Integer id) {
		log.debug("getting TbPaper instance with id: " + id);
		try {
			TbPaper instance = (TbPaper) getSession().get("dao.TbPaper", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(TbPaper instance) {
		log.debug("finding TbPaper instance by example");
		try {
			List results = getSession().createCriteria("dao.TbPaper")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding TbPaper instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from TbPaper as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByPaperName(Object paperName) {
		return findByProperty(PAPER_NAME, paperName);
	}

	public List findByTotalScore(Object totalScore) {
		return findByProperty(TOTAL_SCORE, totalScore);
	}

	public List findByPaperPeople(Object paperPeople) {
		return findByProperty(PAPER_PEOPLE, paperPeople);
	}

	public List findAll() {
		log.debug("finding all TbPaper instances");
		try {
			String queryString = "from TbPaper";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public TbPaper merge(TbPaper detachedInstance) {
		log.debug("merging TbPaper instance");
		try {
			TbPaper result = (TbPaper) getSession().merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(TbPaper instance) {
		log.debug("attaching dirty TbPaper instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(TbPaper instance) {
		log.debug("attaching clean TbPaper instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}